Yet despite this deviation in price, Windows 8 is seemingly proving more popular than some had anticipated. Ballmer also added that Microsoft had “sold tens of millions of units to our corporate customers”.

These include customers who have purchased licensing in volume as well as Software Assurance subscriptions, meaning they can upgrade as and when they choose.

After being criticised for a lack of apps in the Windows Store, Microsoft has announced that Twitter and Dropbox applications will soon be joining the likes of Netflix, Skype and Angry Birds Space.

Have you upgraded to Windows 8? Let us know what you think in the comments below…